Elemental analysis EDS of sintered pellets of BiSiVO_x.

x	Elementary analysis-EDS (at%)
	Bi	V	Si	O	C
x = 0.0; Bi4V2O11	22.86	13.26	—	43.01	20.87
x = 0.1; Bi4V1.9Si0.1O10.95	24.46	13.63	1.10	41.68	18.95
x = 0.2; Bi4V1.8Si0.2O10.90	21.69	9.33	2.38	47.47	19.14
x = 0.3; Bi4V1.7Si0.3O10.85	22.57	9.38	2.43	46.68	18.94
x = 0.35; Bi4V1.65Si0.35O10.825	24.62	8.95	3.10	44.18	19.15